Search found 3 matches

by mike38
Thu Aug 27, 2015 8:04 am
Forum: Other Boards
Topic: Porting micropython to STM32Nucleo-F4
Replies: 11
Views: 4813

Re: Porting micropython to STM32Nucleo-F4

thanks a lot for your tests. Now I know it is not a mistake or a hardware failure.

I will add an external pull up or modify my circuit to not use A9.
by mike38
Wed Aug 26, 2015 10:11 pm
Forum: Other Boards
Topic: Porting micropython to STM32Nucleo-F4
Replies: 11
Views: 4813

Re: Porting micropython to STM32Nucleo-F4

I manage to scramble input and output after many tries :oops: Thanks for help, now it nearly works. I still have an issue on pin D8 or PA9 g = pyb.Pin('PA9', pyb.Pin.IN, pull=1); g.value() returns 0 even if the pin is not connected and nothing is on the board? I can change it to 1 if I connect to 3....
by mike38
Tue Aug 25, 2015 4:13 pm
Forum: Other Boards
Topic: Porting micropython to STM32Nucleo-F4
Replies: 11
Views: 4813

Re: Porting micropython to STM32Nucleo-F4

Hi, I managed to install micropython to a nucleo F401 and it works pretty well! Thanks for the job. I managed to drive two stepper motors in a very nice way. Yet I encounter an issue, I have some output which should be set with an internal Pull-up, and it does not work, the output remains low even i...